Vision and : Refraction. A refraction determines the amount of nearsighted ness, farsightedness and/or astigmatism. Using this information with your uncorrected visual acuity helps determine the need for a spectacle rx.
Answered 12/2/2020
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A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
A doctor has provided 1 answer
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